net.sourceforge.phpeclipse.webbrowser/src/net/sourceforge/phpeclipse/webbrowser/internal/ExternalBrowserDialog.java

   1 /**********************************************************************
   2  * Copyright (c) 2003 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  �*
   8  * Contributors:
   9  *    IBM - Initial API and implementation
  10  **********************************************************************/
  11 package net.sourceforge.phpeclipse.webbrowser.internal;
  12
  13 import java.io.File;
  14
  15 import net.sourceforge.phpeclipse.webbrowser.IExternalWebBrowserWorkingCopy;
  16
  17 import org.eclipse.jface.dialogs.Dialog;
  18 import org.eclipse.jface.dialogs.IDialogConstants;
  19 import org.eclipse.swt.SWT;
  20 import org.eclipse.swt.events.ModifyEvent;
  21 import org.eclipse.swt.events.ModifyListener;
  22 import org.eclipse.swt.events.SelectionAdapter;
  23 import org.eclipse.swt.events.SelectionEvent;
  24 import org.eclipse.swt.layout.GridData;
  25 import org.eclipse.swt.layout.GridLayout;
  26 import org.eclipse.swt.widgets.Button;
  27 import org.eclipse.swt.widgets.Composite;
  28 import org.eclipse.swt.widgets.Control;
  29 import org.eclipse.swt.widgets.FileDialog;
  30 import org.eclipse.swt.widgets.Label;
  31 import org.eclipse.swt.widgets.Shell;
  32 import org.eclipse.swt.widgets.Text;
  33 import org.eclipse.ui.PlatformUI;
  34
  35 /**
  36  *
  37  */
  38 public class ExternalBrowserDialog extends Dialog {
  39         protected IExternalWebBrowserWorkingCopy browser;
  40
  41         protected boolean isEdit;
  42
  43         protected Button newPageCheckbox;
  44
  45         protected Button clearHistoryCheckbox;
  46
  47         protected Button browseButton;
  48
  49         protected Text browserNameTextfield;
  50
  51         protected Text browserLocationTextfield;
  52
  53         protected Text browserParametersTextfield;
  54
  55         private Button okButton;
  56
  57         interface StringModifyListener {
  58                 public void valueChanged(String s);
  59         }
  60
  61         /**
  62          * @param parentShell
  63          */
  64         public ExternalBrowserDialog(Shell parentShell,
  65                         IExternalWebBrowserWorkingCopy browser) {
  66                 super(parentShell);
  67                 this.browser = browser;
  68                 isEdit = true;
  69         }
  70
  71         public ExternalBrowserDialog(Shell parentShell) {
  72                 super(parentShell);
  73                 browser = BrowserManager.getInstance().createExternalWebBrowser();
  74                 isEdit = false;
  75         }
  76
  77         protected void configureShell(Shell shell) {
  78                 super.configureShell(shell);
  79
  80                 if (isEdit)
  81                         shell.setText(WebBrowserUIPlugin
  82                                         .getResource("%editExternalBrowser"));
  83                 else
  84                         shell.setText(WebBrowserUIPlugin.getResource("%createBrowser"));
  85         }
  86
  87         protected Text createText(Composite comp, String txt,
  88                         final StringModifyListener listener) {
  89                 final Text text = new Text(comp, SWT.BORDER);
  90                 if (txt != null)
  91                         text.setText(txt);
  92                 GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL
  93                                 | GridData.VERTICAL_ALIGN_BEGINNING);
  94                 data.widthHint = 250;
  95                 text.setLayoutData(data);
  96                 if (listener != null)
  97                         text.addModifyListener(new ModifyListener() {
  98                                 public void modifyText(ModifyEvent e) {
  99                                         listener.valueChanged(text.getText());
 100                                 }
 101                         });
 102                 return text;
 103         }
 104
 105         /*
 106          * (non-Javadoc)
 107          *
 108          * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
 109          */
 110         protected Control createDialogArea(Composite parent) {
 111                 Composite composite = (Composite) super.createDialogArea(parent);
 112                 ((GridLayout) composite.getLayout()).numColumns = 3;
 113
 114                 if (isEdit)
 115                         PlatformUI.getWorkbench().getHelpSystem().setHelp(composite,
 116                                         ContextIds.PREF_BROWSER_EXTERNAL_EDIT);
 117                 else
 118                         PlatformUI.getWorkbench().getHelpSystem().setHelp(composite,
 119                                         ContextIds.PREF_BROWSER_EXTERNAL_ADD);
 120
 121                 SWTUtil.createLabel(composite, WebBrowserUIPlugin.getResource("%name"));
 122                 browserNameTextfield = createText(composite, browser.getName(),
 123                                 new StringModifyListener() {
 124                                         public void valueChanged(String s) {
 125                                                 browser.setName(s);
 126                                                 validateFields();
 127                                         }
 128                                 });
 129
 130                 new Label(composite, SWT.NONE);
 131
 132                 SWTUtil.createLabel(composite, WebBrowserUIPlugin
 133                                 .getResource("%location"));
 134                 browserLocationTextfield = createText(composite, browser.getLocation(),
 135                                 new StringModifyListener() {
 136                                         public void valueChanged(String s) {
 137                                                 browser.setLocation(s);
 138                                                 validateFields();
 139                                         }
 140                                 });
 141
 142                 browseButton = SWTUtil.createButton(composite, WebBrowserUIPlugin
 143                                 .getResource("%browse"));
 144                 browseButton.addSelectionListener(new SelectionAdapter() {
 145                         public void widgetSelected(SelectionEvent e) {
 146                                 FileDialog dialog = new FileDialog(getShell(), SWT.OPEN);
 147                                 dialog
 148                                                 .setText(WebBrowserUIPlugin
 149                                                                 .getResource("%browseMessage"));
 150
 151                                 String fname = browserLocationTextfield.getText();
 152
 153                                 dialog.setFileName(fname);
 154                                 fname = dialog.open();
 155
 156                                 if (fname != null)
 157                                         browserLocationTextfield.setText(fname);
 158                         }
 159                 });
 160
 161                 SWTUtil.createLabel(composite, WebBrowserUIPlugin
 162                                 .getResource("%parameters"));
 163                 browserParametersTextfield = createText(composite, browser
 164                                 .getParameters(), new StringModifyListener() {
 165                         public void valueChanged(String s) {
 166                                 browser.setParameters(s);
 167                         }
 168                 });
 169
 170                 new Label(composite, SWT.NONE);
 171
 172                 new Label(composite, SWT.NONE);
 173                 Label urlLabel = new Label(composite, SWT.NONE);
 174                 urlLabel.setText(WebBrowserUIPlugin.getResource("%parametersMessage",
 175                                 WebBrowserPreference.URL_PARAMETER));
 176
 177                 return composite;
 178         }
 179
 180         /*
 181          * (non-Javadoc)
 182          *
 183          * @see org.eclipse.jface.dialogs.Dialog#okPressed()
 184          */
 185         protected void okPressed() {
 186                 // do simple field validation to at least ensure target directory
 187                 // entered is valid pathname
 188                 try {
 189                         File file = new File(browser.getLocation());
 190                         if (!file.isFile()) {
 191                                 WebBrowserUtil.openError(WebBrowserUIPlugin
 192                                                 .getResource("%locationInvalid"));
 193                                 return;
 194                         }
 195                 } catch (Exception e) {
 196                         WebBrowserUtil.openError(WebBrowserUIPlugin
 197                                         .getResource("%locationInvalid"));
 198                         return;
 199                 }
 200
 201                 browser.save();
 202                 super.okPressed();
 203         }
 204
 205         private void setOKButtonEnabled(boolean curIsEnabled) {
 206                 if (okButton == null)
 207                         okButton = getButton(IDialogConstants.OK_ID);
 208
 209                 if (okButton != null)
 210                         okButton.setEnabled(curIsEnabled);
 211         }
 212
 213         protected Control createButtonBar(Composite parent) {
 214                 Control buttonControl = super.createButtonBar(parent);
 215                 validateFields();
 216                 return buttonControl;
 217         }
 218
 219         protected void validateFields() {
 220                 boolean valid = true;
 221
 222                 String name = browserNameTextfield.getText();
 223                 if (name == null || name.trim().length() < 1)
 224                         valid = false;
 225
 226                 String location = browserLocationTextfield.getText();
 227                 if (location == null || location.trim().length() < 1)
 228                         valid = false;
 229
 230                 setOKButtonEnabled(valid);
 231         }
 232 }